Module Module1 Sub Main() Dim a As Date Dim h, m, s As Integer Dim n, i As Long Dim x, z As Long Dim y As Long Console.WriteLine("本程序?yàn)榈褂?jì)時(shí)程序，請(qǐng)分部輸入需要倒數(shù)的小時(shí)數(shù)、分鐘數(shù)、秒數(shù)") Console.WriteLine("請(qǐng)輸入計(jì)時(shí)的小時(shí)數(shù)（大于等于0的整數(shù)）：") h = Console.ReadLine() Console.WriteLine("請(qǐng)輸入計(jì)時(shí)的總分鐘數(shù)（大于等于0并且小于60的整數(shù)）：") m = Console.ReadLine() Console.WriteLine("請(qǐng)輸入計(jì)時(shí)的秒數(shù)（大于等于0的并且小于60的整數(shù)）：") s = Console.ReadLine() Console.WriteLine("當(dāng)前系統(tǒng)時(shí)間為：{0}", h) a = Now() Console.WriteLine("當(dāng)前系統(tǒng)時(shí)間為：{0}", a) Console.WriteLine(" ") Console.WriteLine(" **************倒計(jì)時(shí)開始***************** ") Console.WriteLine(" **************倒計(jì)時(shí)開始***************** ") Console.WriteLine(" **************倒計(jì)時(shí)開始***************** ") Console.WriteLine(" **************倒計(jì)時(shí)開始***************** ") z = 0 x = 60 For i = 0 To h * 3600 + m * 60 + s For n = 0 To 6000000 For y = 0 To 25 z = z + 1 Next Next If (h <= 0) And (m <= 0) And (s <= 0) Then Exit For If s > 0 Then s = s - 1 Console.WriteLine(" 剩余：{0}小時(shí){1}分{2}秒", h, m, s) If (h <= 0) And (m <= 0) And (s <= 0) Then Console.WriteLine("倒計(jì)時(shí)完畢，隨意輸入字符將退出程序：") Exit For End If End If If s = 0 Then If m > 0 Then m = m - 1 s = 59 Console.WriteLine(" 剩余：{0}小時(shí){1}分{2}秒 ", h, m, s) End If If m = 0 And h > 0 And s = 0 Then h = h - 1 m = 59 s = 59 Console.WriteLine(" 剩余：{0}小時(shí){1}分{2}秒 ", h, m, s) If (h <= 0) And (m <= 0) And (s <= 0) Then Console.WriteLine("倒計(jì)時(shí)完畢，隨意輸入字符將退出程序：") Exit For End If End If End If Next Console.Read() End Sub End Module